ASTM A66-01

Standard Specification for Steel Screw Spikes

SCOPE
1.1 This specification covers steel screw spikes used as fastenings between railroad rails, tie plates, and ties.  
1.2 Supplementary Requirement S1 Specifying Copper Content is provided. It shall apply only when specified by the purchaser.  
1.3 The values stated in inch-pound units are to be regarded as the standard.

General Information

• Status: Historical
• Publication Date: 09-Apr-2001
• ICS: 21.060.10 - Bolts, screws, studs
• Technical Committee: A01 - Steel, Stainless Steel and Related Alloys
• Drafting Committee: A01.01 - Steel Rails and Accessories

Relations

• Replaces: ASTM A66-87(1995) - Standard Specification for Steel Screw Spikes
• Effective Date: 10-Apr-2001
• Replaced By: ASTM A66-07 - Standard Specification for Steel Screw Spikes
• Effective Date: 01-May-2007

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: A 66 – 01
Standard Specification for
1
Steel Screw Spikes
ThisstandardisissuedunderthefixeddesignationA66;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 5. Mechanical Requirements
1.1 This specification covers steel screw spikes used as 5.1 Tensile Requirements:
fastenings between railroad rails, tie plates, and ties. 5.1.1 The material as represented by a tension test of a
1.2 Supplementary Requirement S1 specifying copper con- full-size finished spike, or a specimen machined from a
tent is provided. It shall apply only when specified by the finished spike, shall conform to the requirements prescribed in
purchaser. Table 1.
1.3 The values stated in inch-pound units are to be regarded 5.1.2 Tension tests of full-size spikes shall be performed
as the standard. using a 10° wedge as described in Test Methods A 370,
Supplement S11.1.5.
2. Referenced Documents
5.1.3 Where the design of the spike is such that full-size
2.1 ASTM Standards:
testing is impracticable, the tension test may be made on a
A 370 Test Methods and Definitions for MechanicalTesting specimen machined from a finished spike. Dimensions of the
2
of Steel Products
test specimen shall conform to the requirements of Test
A 700 Practices for Packaging, Marking, and Loading Methods A 370.
3
Methods for Steel Products for Domestic Shipment
5.1.4 When a machined specimen test is performed, the
elongation requirement prescribed in Table 1 shall apply.
3. Ordering Information
5.1.5 The yield point shall be determined by the drop of the
3.1 Orders for screw spikes under this specification shall
beam or halt in the gage of the testing machine.
include the following information as appropriate:
5.2 Bend Requirement—The body of a full-size finished
3.1.1 Quantity (weight),
spike shall withstand the bend test described inTable 2 without
4
3.1.2 Style of Head—A,B,orC or other, including
cracking on the outside of the bent portion.
drawings if necessary,
6. Dimensions and Permissible Variations
3.1.3 Type of Point—pilot point or not pointed,
3.1.4 Dimensions—diameter and length, under head, 6.1 The finished spikes shall conform to the dimensions
3.1.5 Supplementary Requirement if to apply (see S1)
specified by the purchaser, subject to the permissible variations
3.1.6 Certification and Test Report (see 11.1). prescribed in Table 3.
6.2 The threads shall be sharp and true to gage and of the
4. Manufacture
design specified by the purchaser.
4.1 The steel shall be made by any of the following
7. Workmanship, Finish, and Appearance
processes: electric-furnace or basic-oxygen.
4.2 The steel may be cast by a continuous process, or in 7.1 The head of the finished spikes shall be concentric with
ingots.
and firmly joined to the body.
4.3 The heads and threads of the spikes may be formed by 7.2 The material shall be free of injurious imperfections and
hot- or cold-forming methods.
shall have a workmanlike finish.
8. Number of Tests and Retests
1
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
8.1 One tension test and one bend test shall be made from
Stainless Steel and RelatedAlloys, and is the direct responsibility of Subcommittee
each lot of 100 kegs or fraction thereof.
A01.01 on Steel Rails and Accessories.
Current edition approved April 10, 2001. Published May 2001. Originally 8.2 If the percentage of elongation of a machined tension
published as A 66 – 16 T. Last previous edition A 66 – 87 (1995).
test specimen is less than that specified in Table 1 and any part
2
Annual Book of ASTM Standards, Vol 01.03.
3
of the fracture is more than ⁄4 in. (19 mm) from the center of
3
Annual Book of ASTM Standards, Vol 01.05.
4
Consult manufacturer’s literature for design details forA, B, and C-style heads.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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A 66–01
TABLE 1 Tension Test Requirements
10. Rejection and Rehearing
10.1 Material that fails to conform to the requirements of
Specimen
this specification may be rejected. Rejections shall be reported
Full size Machined
tothemanufacturerorsupplierpromptlyandinwriting.Incase
Tensile strength, min, psi (MPa) 60 000 (415) 60 000 (415)
of dissatisfaction with the test results, the manufacturer or
Yield point, min 0.5 3 tensile 0.5 3 tensile
strength strength supplier may make claim for a rehearing.
Elongation in 2 in. or 50 mm, min, % . . . 18
11. Certification and Test Report
11.1 When specified i
...